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 'for-sale and session_id = "c15cd1f61b8c3ad23f1e46ed44eecc81"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = town-houses-for-sale and session_id = "c15cd1f61b8c3ad23f1e46ed44eecc81"