MySQL server error report:Array ( [0] => Array ( [message] => MySQL Query Error ) [1] => Array ( [sql] => INSERT INTO `psizspvd_OhChinXian`.`ecs_shop_config` ( parent_id, code, type, value) VALUES ("1","add_own_product", "hidden", ""), ("1", "number_of_product","hidden", "") ) [2] => Array ( [error] => Duplicate entry 'add_own_product' for key 'code' ) [3] => Array ( [errno] => 1062 ) )