Alex Howard startup biz entity

WordPress database error: [1]
SELECT DISTINCT ID, post_title, post_password, comment_ID, comment_post_ID, comment_author, comment_author_email, comment_date_gmt, comment_approved, comment_type,comment_author_url, SUBSTRING(comment_content,1,50) AS com_excerpt FROM wp_comments LEFT OUTER JOIN wp_posts ON (wp_comments.comment_post_ID = wp_posts.ID) WHERE comment_approved = '1' AND comment_type = '' AND post_password = '' ORDER BY comment_date_gmt DESC LIMIT 5