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`='35be2b904383ad931ae50fd7573f0182',`time`=1711631283,`ip`=X'035810c0',`location`='/showthread.php?tid=603&action=newpost',`useragent`='claudebot',`location1`=5,`location2`=603,`nopermission`=0