ERROR: Unable to execute query

SELECT `video_id`,`video_user_id`,`video_title`,`video_seo_name`,`video_length`,`video_view_number`,`video_com_num`,`video_thumb_server_id`, `video_folder`, MATCH (`video_title`) AGAINST ('How to Scream! Part 4: TIPS for Volume! This video will show you how to make your scream louder and tips to make your scream HIT with more bang for your buck. Check out my band @ www.myspace.com/alliaskrock vocal fry screamo How to scream outward inward vocals screaming metal extreme growl pig squeal' IN BOOLEAN MODE) AS `relevance`
                FROM `videos` WHERE
                MATCH (`video_title`) AGAINST ('How to Scream! Part 4: TIPS for Volume! This video will show you how to make your scream louder and tips to make your scream HIT with more bang for your buck. Check out my band @ www.myspace.com/alliaskrock vocal fry screamo How to scream outward inward vocals screaming metal extreme growl pig squeal' IN BOOLEAN MODE) AND
               `video_type`='public' AND
               `video_active`='1' AND
               `video_approve`='1'
                ORDER BY `relevance` DESC
                LIMIT 10

syntax error, unexpected '@', expecting $end