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 = "a4l8sr3ht19luuq1j4kvst2gn3"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = villas-for-sale and session_id = "a4l8sr3ht19luuq1j4kvst2gn3"