Erro: -420 Database Error

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 '%20_poster%20+%20''' at line 8

Statement:
SELECT
shorturl.relatedid,
shorturl.name,
shorturl.url,
shorturl.id,
shorturl.relatedtabledefid
FROM shorturl
WHERE inactive=0 and shorturl.name='assets/common/js/'%20+%20_poster%20+%20''