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`='b17eb89c4766b3da480fa8233e8bc467',`time`=1711725239,`ip`=X'12cc2a59',`location`='/newreply.php?tid=274&replyto=707',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0