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 (
    1517, 1518, 1519, 1520, 1521, 1522, 1523, 
    1524, 1525, 1537, 1538, 1539, 1540, 
    1541, 1542, 1543, 1544, 1545, 2217, 
    2218, 2219, 2735, 2863, 2864, 3729, 
    3732, 5220, 5221, 5222, 5223, 5224, 
    5225, 5226, 5227, 5237, 5238, 5239, 
    5240, 5241, 5242, 5243, 5244, 5817, 
    5818, 5819, 6322, 6448, 6449, 7494, 
    7495, 7498, 7499, 7504, 7505, 7526, 
    7527
  ) 
  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 0.00035

JSON explain

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