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 = "a6t1fbu3r6vvnml9to6qn8idc4"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = apartments-for-sale and session_id = "a6t1fbu3r6vvnml9to6qn8idc4"