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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 (
    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, 5120, 5121, 
    5122, 5123, 5124, 5125, 5126, 5127, 
    5128, 5129, 5130, 340, 341, 342, 343, 
    344, 345, 346, 412, 413, 414, 1366, 1367, 
    1368, 1369, 1370, 1371, 1372, 1373, 
    1374, 1375, 1376, 1377, 1378, 1379, 
    1380, 1381, 1382, 1383, 1384, 1385, 
    1386, 1387, 1388, 1389, 1390, 1391, 
    1392, 3612, 3613, 3614, 3615, 4224, 
    4225, 4226, 4227, 4228, 4229, 4230, 
    5079, 5080, 5081, 5082, 5083, 5084, 
    5085, 5086
  ) 
  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 0.00025

JSON explain

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