SELECT 
  SQL_CALC_FOUND_ROWS products.product_id, 
  products.amount, 
  IF(
    shared_descr.product_id IS NOT NULL, 
    shared_descr.product, descr1.product
  ) as product, 
  companies.company as company_name, 
  variation_group_products.group_id AS variation_group_id, 
  products.product_type, 
  products.parent_product_id 
FROM 
  cscart_products as products 
  LEFT JOIN cscart_product_descriptions as descr1 ON descr1.product_id = products.product_id 
  AND descr1.lang_code = 'en' 
  LEFT JOIN cscart_companies AS companies ON companies.company_id = products.company_id 
  INNER JOIN cscart_products_categories as products_categories ON products_categories.product_id = products.product_id 
  INNER JOIN cscart_categories ON cscart_categories.category_id = products_categories.category_id 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A', 'H') 
  AND cscart_categories.storefront_id IN (0, 1) 
  LEFT JOIN cscart_ult_product_descriptions shared_descr ON shared_descr.product_id = products.product_id 
  AND shared_descr.company_id = 1 
  AND shared_descr.lang_code = 'en' 
  INNER JOIN cscart_product_variation_group_products AS variation_group_products ON variation_group_products.product_id = products.product_id 
WHERE 
  1 
  AND companies.status IN ('A') 
  AND (
    products.usergroup_ids = '' 
    OR FIND_IN_SET(0, products.usergroup_ids) 
    OR FIND_IN_SET(1, products.usergroup_ids)
  ) 
  AND products.status IN ('A') 
  AND variation_group_products.group_id IN (
    935, 932, 934, 944, 943, 937, 936, 945, 
    939, 938, 946, 941
  ) 
GROUP BY 
  products.product_id 
ORDER BY 
  NULL asc

Query time 0.00789

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "130.13"
    },
    "ordering_operation": {
      "using_filesort": false,
      "grouping_operation": {
        "using_temporary_table": true,
        "using_filesort": false,
        "nested_loop": [
          {
            "table": {
              "table_name": "companies",
              "access_type": "ALL",
              "possible_keys": [
                "PRIMARY"
              ],
              "rows_examined_per_scan": 2,
              "rows_produced_per_join": 1,
              "filtered": "50.00",
              "cost_info": {
                "read_cost": "0.62",
                "eval_cost": "0.10",
                "prefix_cost": "0.72",
                "data_read_per_join": "5K"
              },
              "used_columns": [
                "company_id",
                "status",
                "company"
              ],
              "attached_condition": "(`test2_gaseus`.`companies`.`status` = 'A')"
            }
          },
          {
            "table": {
              "table_name": "cscart_categories",
              "access_type": "ALL",
              "possible_keys": [
                "PRIMARY",
                "c_status",
                "p_category_id"
              ],
              "rows_examined_per_scan": 46,
              "rows_produced_per_join": 1,
              "filtered": "4.00",
              "using_join_buffer": "hash join",
              "cost_info": {
                "read_cost": "5.16",
                "eval_cost": "0.18",
                "prefix_cost": "6.07",
                "data_read_per_join": "7K"
              },
              "used_columns": [
                "category_id",
                "storefront_id",
                "usergroup_ids",
                "status"
              ],
              "attached_condition": "(((`test2_gaseus`.`cscart_categories`.`usergroup_ids` = '') or (0 <> find_in_set(0,`test2_gaseus`.`cscart_categories`.`usergroup_ids`)) or (0 <> find_in_set(1,`test2_gaseus`.`cscart_categories`.`usergroup_ids`))) and (`test2_gaseus`.`cscart_categories`.`status` in ('A','H')) and (`test2_gaseus`.`cscart_categories`.`storefront_id` in (0,1)))"
            }
          },
          {
            "table": {
              "table_name": "variation_group_products",
              "access_type": "range",
              "possible_keys": [
                "PRIMARY",
                "idx_group_id"
              ],
              "key": "idx_group_id",
              "used_key_parts": [
                "group_id"
              ],
              "key_length": "3",
              "rows_examined_per_scan": 83,
              "rows_produced_per_join": 152,
              "filtered": "100.00",
              "index_condition": "(`test2_gaseus`.`variation_group_products`.`group_id` in (935,932,934,944,943,937,936,945,939,938,946,941))",
              "using_join_buffer": "hash join",
              "cost_info": {
                "read_cost": "58.99",
                "eval_cost": "15.27",
                "prefix_cost": "80.33",
                "data_read_per_join": "2K"
              },
              "used_columns": [
                "product_id",
                "group_id"
              ]
            }
          },
          {
            "table": {
              "table_name": "products",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "status"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "product_id"
              ],
              "key_length": "3",
              "ref": [
                "test2_gaseus.variation_group_products.product_id"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 15,
              "filtered": "9.95",
              "cost_info": {
                "read_cost": "20.75",
                "eval_cost": "1.52",
                "prefix_cost": "116.35",
                "data_read_per_join": "99K"
              },
              "used_columns": [
                "product_id",
                "product_type",
                "status",
                "company_id",
                "amount",
                "usergroup_ids",
                "parent_product_id"
              ],
              "attached_condition": "((`test2_gaseus`.`products`.`company_id` = `test2_gaseus`.`companies`.`company_id`) and ((`test2_gaseus`.`products`.`usergroup_ids` = '') or (0 <> find_in_set(0,`test2_gaseus`.`products`.`usergroup_ids`)) or (0 <> find_in_set(1,`test2_gaseus`.`products`.`usergroup_ids`))) and (`test2_gaseus`.`products`.`status` = 'A'))"
            }
          },
          {
            "table": {
              "table_name": "products_categories",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "pt"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "category_id",
                "product_id"
              ],
              "key_length": "6",
              "ref": [
                "test2_gaseus.cscart_categories.category_id",
                "test2_gaseus.variation_group_products.product_id"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 15,
              "filtered": "100.00",
              "using_index": true,
              "cost_info": {
                "read_cost": "3.80",
                "eval_cost": "1.52",
                "prefix_cost": "121.68",
                "data_read_per_join": "243"
              },
              "used_columns": [
                "product_id",
                "category_id"
              ]
            }
          },
          {
            "table": {
              "table_name": "shared_descr",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "product_id",
                "company_id"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "product_id",
                "lang_code",
                "company_id"
              ],
              "key_length": "13",
              "ref": [
                "test2_gaseus.variation_group_products.product_id",
                "const",
                "const"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 15,
              "filtered": "100.00",
              "cost_info": {
                "read_cost": "2.07",
                "eval_cost": "1.52",
                "prefix_cost": "125.26",
                "data_read_per_join": "57K"
              },
              "used_columns": [
                "product_id",
                "lang_code",
                "company_id",
                "product"
              ]
            }
          },
          {
            "table": {
              "table_name": "descr1",
              "access_type": "eq_ref",
              "possible_keys": [
                "PRIMARY",
                "product_id"
              ],
              "key": "PRIMARY",
              "used_key_parts": [
                "product_id",
                "lang_code"
              ],
              "key_length": "9",
              "ref": [
                "test2_gaseus.variation_group_products.product_id",
                "const"
              ],
              "rows_examined_per_scan": 1,
              "rows_produced_per_join": 15,
              "filtered": "100.00",
              "cost_info": {
                "read_cost": "3.35",
                "eval_cost": "1.52",
                "prefix_cost": "130.13",
                "data_read_per_join": "69K"
              },
              "used_columns": [
                "product_id",
                "lang_code",
                "product"
              ]
            }
          }
        ]
      }
    }
  }
}

Result

product_id amount product company_name variation_group_id product_type parent_product_id
13164 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13165 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13166 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13167 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13168 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13163 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 V 13162
13162 0 Automatic switching manifold Vulkan TecLine AM 35/300 K Gaseus 932 P 0
13169 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 P 0
13171 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13172 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13173 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13174 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13175 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13170 0 Automatic switching manifold Vulkan TecLine AM 35/300 KH Gaseus 934 V 13169
13177 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13178 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13179 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13180 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13181 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13182 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 V 13176
13176 0 Automatic switching manifold Vulkan TecLine AM 35/300 H Gaseus 935 P 0
13184 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13188 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13189 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13185 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13186 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13187 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 V 13183
13183 0 Automatic switching manifold Vulkan TecLine AM 40/300 K Gaseus 936 P 0
13191 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13192 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13193 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13194 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13195 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13196 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 V 13190
13190 0 Automatic switching manifold Vulkan TecLine AM 40/300 Gaseus 937 P 0
13198 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13199 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13200 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13201 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13202 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13203 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 V 13197
13197 0 Automatic switching manifold Vulkan TecLine AM 45/300 K Gaseus 938 P 0
13205 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13206 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13207 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13208 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13209 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13210 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 V 13204
13204 0 Automatic switching manifold Vulkan TecLine AM 45/300 Gaseus 939 P 0
13219 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13220 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13221 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13222 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13223 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13224 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 V 13218
13218 0 Automatic switching manifold Vulkan TecLine AM 55/300 Gaseus 941 P 0
13225 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 P 0
13226 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13227 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13228 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13229 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13230 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13231 0 Automatic switching manifold Vulkan TecLine AM 35/300 KM Gaseus 943 V 13225
13232 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 P 0
13233 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13234 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13235 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13236 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13237 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13238 0 Automatic switching manifold Vulkan TecLine AM 35/300 KHM Gaseus 944 V 13232
13239 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 P 0
13240 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13241 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13242 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13243 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13244 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13245 0 Automatic switching manifold Vulkan TecLine AM 40/300 KM Gaseus 945 V 13239
13246 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 P 0
13247 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246
13248 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246
13249 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246
13250 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246
13251 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246
13252 0 Automatic switching manifold Vulkan TecLine AM 45/300 KM Gaseus 946 V 13246