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 (
    1588, 1589, 1590, 1591, 1592, 1593, 1594, 
    1595, 1596, 1597, 1598, 5272, 5273, 
    5274, 5275, 5276, 5277, 5278, 5279, 
    5280, 5281, 5282, 5283, 5284, 5285, 
    5286, 5287, 5288, 5289, 5290, 5291, 
    5292, 5293, 5294, 5295, 5296, 5297, 
    5298, 1546, 1547, 1548, 1549, 1550, 
    1551, 1552, 1553, 1554, 1555
  ) 
  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 0.00024

JSON explain

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