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 = "rvl41ct9p4mida4g1i9au77647"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = apartments-to-rent and session_id = "rvl41ct9p4mida4g1i9au77647"