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`='97d08e6a123c42be224b20b073e49d4d',`time`=1711620493,`ip`=X'34366fe4',`location`='/showthread.php?tid=469&action=newpost',`useragent`='claudebot',`location1`=7,`location2`=469,`nopermission`=0