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`='a66e4385b8a386581d9aa7ed18f4d227',`time`=1711704136,`ip`=X'3456758e',`location`='/reputation.php?uid=533',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0