Database error: [Table 'ac_posts' 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(1579713,95516,1286024,9,289,306,380,444,545,549,806,1193,1615,2491,2493,2514,2584,2607,2660,2676) ORDER BY FIELD(a.ID, 1579713,95516,1286024,9,289,306,380,444,545,549,806,1193,1615,2491,2493,2514,2584,2607,2660,2676);