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(172272,61225,249565,13386,29481,34640,71306,71683,158737,167720,179011,225575,258146,338958,376299,435977,549018,71561,95843,121896) ORDER BY FIELD(a.ID, 172272,61225,249565,13386,29481,34640,71306,71683,158737,167720,179011,225575,258146,338958,376299,435977,549018,71561,95843,121896);