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`='be476dad68695186adbb31119ce09fe3',`time`=1711691047,`ip`=X'035b4f86',`location`='/ratethread.php?tid=412&rating=1&my_post_key=d02a334af8d4689f416205a54ed3c245',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0