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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 (
    3127, 3133, 3141, 3142, 6674, 6680, 6692, 
    6693, 6701, 6707, 1417, 1393, 1394, 
    1395, 1396, 1397, 1398, 1399, 1400, 
    1401, 1402, 1403, 1404, 1405, 1406, 
    1407, 1408, 1409, 1410, 1411, 1412, 
    1413, 1414, 1415, 1416, 5107, 5108, 
    5109, 5110, 5111, 5112, 5113, 5114, 
    5115, 5116, 5117, 5118, 5119
  ) 
  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 0.00027

JSON explain

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