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 = "kn17d2rstldeoa2p78sh9d59i2"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = apartments-for-sale and session_id = "kn17d2rstldeoa2p78sh9d59i2"