Database error: [Table 'ac_posts_content' is marked as crashed and should be repaired]

SELECT a.*, b.post_content FROM ac_posts a INNER JOIN ac_posts_content b ON a.ID = b.ID WHERE a.ID IN(103243,215995,122326,186437,453435,8470,11473,46673,47993,65412) ORDER BY FIELD(a.ID, 103243,215995,122326,186437,453435,8470,11473,46673,47993,65412);