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`='eeeb8e415edb164d1bb0d2c5c136f7f7',`time`=1711664659,`ip`=X'03ef779f',`location`='/newreply.php?tid=58',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0