You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'and id_cat= order by stt asc' at line 1syntax error: select * from table_product_item where hienthi=1 and tenkhongdau='xe-tai-veam-star-700kg-mui-bat-2200-x-1410-x-10501410-mm-713' and id_list= and id_cat= order by stt asc