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`='d07a78cb14ef1aa2d3bfc9cdae97377c',`time`=1711674254,`ip`=X'2cc8276e',`location`='/newreply.php?tid=615&replyto=4678',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0