MySQL error in file: /engine/modules/show.full.php at line 978

Error Number: 1064

The Error returned was:
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 ''/// Singer SM Roadster Series 4AD 1953 \') AND id != 616604 AND approve=1 LIMIT' at line 1

SQL query:

SELECT id, xfields, title, category, alt_name FROM dle_post WHERE category = '57' AND MATCH (title) AGAINST ('/// Singer SM Roadster Series 4AD 1953 \') AND id != 616604 AND approve=1 LIMIT 6