Database error: Invalid SQL: SELECT filtr.idtyp FROM produkty prods, produkty_typy filtr WHERE filtr.idprod=prods.id AND prods.pokaz=1 AND idkat='17' AND () GROUP BY filtr.idtyp
MySQL Error: 1064 (You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') GROUP BY filtr.idtyp' at line 4)