ERROR - MySql Query

FILE: /var/www/html/superiore.us/application/seo/seo.model.php

LINE: 224

QUERY: SELECT seo_title_EN AS seo_title, seo_description_EN AS seo_description, seo_keyword_EN AS seo_keyword FROM tbl_seo WHERE seo_tag = 'public/js/' b.imageSrc '' OR seo_tag = 'default' ORDER BY CASE WHEN seo_tag = 'default' THEN seo_tag ELSE -1 END LIMIT 0,1

ERROR: [1064] You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'b.imageSrc '' OR seo_tag = 'default' ORDER BY CASE WHEN seo_tag = 'defau' at line 4