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`='8d9636b4ace9dae834fa64d63e882ed2',`time`=1711699789,`ip`=X'22ed4ba5',`location`='/showthread.php?tid=290&action=newpost',`useragent`='claudebot',`location1`=8,`location2`=290,`nopermission`=0