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`='e4050ed11080983b41747be0dac713b5',`time`=1711709019,`ip`=X'345b36cb',`location`='/showthread.php?tid=237&pid=1384',`useragent`='claudebot',`location1`=9,`location2`=237,`nopermission`=0