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 (
    4000, 4001, 4002, 4003, 4004, 4005, 4059, 
    4060, 4061, 4062, 4063, 4064, 4065, 
    4142, 4143, 4144, 4145, 4146, 4147, 
    4148, 4195, 4196, 4197, 4198, 4199, 
    4200, 4201, 6716, 6715, 3117, 3119, 
    3127, 3133, 3141, 3142, 6674, 6680, 
    6692, 6693, 6701, 6707, 1417, 1393, 
    1394, 1395, 1396, 1397, 1398
  ) 
  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 0.00038

JSON explain

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