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`='cb783bb3fac3a57c7b9f289adb00f266',`time`=1711700792,`ip`=X'36ea921a',`location`='/showthread.php?tid=328&pid=943',`useragent`='claudebot',`location1`=8,`location2`=328,`nopermission`=0