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 'to-rent and session_id = "9k1m3g4o5n7a20sppn9md08ub2"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = villas-to-rent and session_id = "9k1m3g4o5n7a20sppn9md08ub2"