A Database Error Occurred
Error Number: 1064
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 'GROUP BY `naklad_id` ORDER BY naklad_cena' at line 1
SELECT naklad_id, form_url, produkt_url, naklad_ilosc, naklad_cena, naklad_stara_cena,produkt_id FROM `zestaw` WHERE `format_id` = GROUP BY `naklad_id` ORDER BY naklad_cena