MySQL error in file: /engine/modules/calendar.php at line 213

Error Number: 145

The Error returned was:
Table './cddownloadeasy/dle_post' is marked as crashed and should be repaired

SQL query:

SELECT DATE_FORMAT(date,'%b %Y') AS m_date, COUNT(id) AS cnt FROM dle_post WHERE approve=1 AND date < '2013-09-22 14:40:30' GROUP BY m_date ORDER BY date desc