INSERT INTO `product_discount` VALUES 
(1,19,1,30,1,66.0000,'2022-05-01 00:00:00', '2022-05-01 00:00:00'),
(2,19,1,20,1,77.0000,'2022-05-01 00:00:00', '2022-05-01 00:00:00'),
(3,19,1,10,1,88.0000,'2022-05-01 00:00:00', '2022-05-01 00:00:00');