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`='32a6b1fe57d1ca4b2e5724643f919255',`time`=1711640485,`ip`=X'36a5f8d4',`location`='/showthread.php?tid=256&pid=872',`useragent`='claudebot',`location1`=8,`location2`=256,`nopermission`=0