GA 04 Vehicle Registration Code

WordPress database error: [Can't find FULLTEXT index matching the column list]
insert into wp_yarpp_related_cache (reference_ID,ID,score) SELECT 57972 AS reference_ID, ID, ROUND(0 + (MATCH (post_content) AGAINST ('ga registration rto adsbygoogle 04 office goa code window push list address contact check details bicholim regional transport proper 04rto')) * 1 + (MATCH (post_title) AGAINST ('ga 04 vehicle registration code')) * 1 + (1 = 0) * 1 + (1 = 0) * 1,4) AS score FROM wp_posts left join wp_term_relationships as terms on ( terms.object_id = wp_posts.ID ) WHERE post_status IN ( 'publish', 'static' ) AND post_password ='' AND post_date > date_sub(now(), INTERVAL 12 month) AND post_type IN ('page') AND wp_posts.ID NOT IN (57972) GROUP BY ID HAVING score >= 4.000000 AND ID != 0 ORDER BY score DESC LIMIT 6 on duplicate key update date = now()