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 hienthi=1 order by stt, ngaytao desc' at line 1
Syntax error: select id, id_list, ten_vi as ten, tenkhongdau from table_product_cat where type='product' and id_list= and hienthi=1 order by stt, ngaytao desc