INSERT INTO `wp_comments` ( `comment_post_ID` , `comment_author` , `comment_author_email` , `comment_author_url` , `comment_author_IP` , `comment_date` , `comment_date_gmt` , `comment_content` , `comment_karma` , `comment_approved` , `comment_agent` , `comment_type` , `comment_parent` , `user_id` ) VALUES (...) 