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 = "7ad9ml9co9smrqhbmb8kp2ktu0"' at line 1: SELECT * FROM reservas   WHERE propiedad_fk = business-premises-for-sale and session_id = "7ad9ml9co9smrqhbmb8kp2ktu0"