WordPress 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 'AND wp_comments.comment_type = 'tutor_q_and_a' AND meta_key = 'tutor_qu...' at line 16]
SELECT wp_comments.comment_ID, wp_comments.comment_post_ID, wp_comments.comment_author, wp_comments.comment_date, wp_comments.comment_date_gmt, wp_comments.comment_content, wp_comments.user_id, wp_commentmeta.meta_value as question_title, wp_users.display_name FROM wp_comments INNER JOIN wp_commentmeta ON wp_comments.comment_ID = wp_commentmeta.comment_id INNER JOIN wp_users ON wp_comments.user_id = wp_users.ID WHERE wp_comments.comment_post_ID = 140 AND wp_comments.user_id = AND wp_comments.comment_type = 'tutor_q_and_a' AND meta_key = 'tutor_question_title' ORDER BY comment_ID DESC LIMIT 0, 20;