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`='9913a23e2c6c7bc67d153f6d63085bc8',`time`=1711714853,`ip`=X'36d2e072',`location`='/showthread.php?tid=237&action=newpost',`useragent`='claudebot',`location1`=9,`location2`=237,`nopermission`=0