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 'in-touch and session_id = "7k9qs9qui28unhfrn5si29r6n1"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = stay-in-touch and session_id = "7k9qs9qui28unhfrn5si29r6n1"