A távhő ára?

Súlyos kivétel történt: 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 ':/ezermester.hu/cikk-1616
                )
                
             ...' at line 8 Query: SELECT id, title, domain_id, intro, small_picture_url
                FROM em_article
                WHERE id IN
                (
                SELECT DISTINCT k2.article_id
                FROM keyword k1 JOIN keyword k2
                ON (k1.article_id<>k2.article_id AND k2.keyword LIKE CONCAT('%', k1.keyword,'%'))
                WHERE k1.article_id=1615/A_tavho_ara_http:/ezermester.hu/cikk-1616
                )
                
                ORDER BY rand(CURRENT_DATE())
                LIMIT 15