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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 '? ) and datum > 1505350451) union (select id, ort, titel, plz, datum from termin' at line 1
(select id, ort, titel, plz, datum from termindaten where ( PLZ = ? ) and datum > 1505350451) union (select id, ort, titel, plz, datum from termindaten_user where ( PLZ = ? ) and datum > 1505350451) order by datum LIMIT 0, 50