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SELECT 
  cscart_ult_product_prices.product_id, 
  MIN(
    IF(
      cscart_ult_product_prices.percentage_discount = 0, 
      cscart_ult_product_prices.price, 
      cscart_ult_product_prices.price - (
        cscart_ult_product_prices.price * cscart_ult_product_prices.percentage_discount
      )/ 100
    )
  ) AS price 
FROM 
  cscart_ult_product_prices 
WHERE 
  cscart_ult_product_prices.product_id IN (
    5795, 5796, 5797, 5798, 6307, 6308, 6309, 
    6310, 6311, 6357, 6358, 6359, 6360, 
    6361, 6362, 6363, 6364, 6365, 6431, 
    6432, 6433, 6434, 6435, 6436, 6437, 
    6438, 6439, 6440, 6441, 6442, 6443, 
    6444, 6445, 6446, 6447, 6526, 6527, 
    6528, 6529, 6530, 6531, 6532, 6533, 
    6534, 6615, 6616, 6617, 6618, 6619, 
    6620, 6621, 6622, 2272, 2273, 2274, 
    2275, 2276, 2340, 2341, 2342, 2343, 
    2344, 2345, 2346, 2347, 2348, 2421, 
    2422, 2423, 2424, 2425, 2426, 2427, 
    2428, 2429, 2430, 2431, 2432, 2433, 
    2434, 2435, 2436, 2437, 2438, 2519, 
    2520, 2521, 2522, 2523, 2524, 2525, 
    2526, 2527, 2608, 2609, 2610
  ) 
  AND cscart_ult_product_prices.lower_limit = 1 
  AND cscart_ult_product_prices.company_id = 1 
  AND cscart_ult_product_prices.usergroup_id IN (0, 0, 1) 
GROUP BY 
  cscart_ult_product_prices.product_id

Query time 0.00040

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}