MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='05b3776645e69cf38f578a8e90c2d192',`time`=1711623376,`ip`=X'22ccb194',`location`='/newreply.php?tid=38',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0