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 = "rkh9ht69s9e4bvarntunfal1n1"' at line 1: SELECT * FROM reservas WHERE propiedad_fk = villas-for-sale and session_id = "rkh9ht69s9e4bvarntunfal1n1"