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`='14033f07d943c3a08feb56a4d67eea9c',`time`=1711621263,`ip`=X'36519d85',`location`='/newreply.php?tid=292&replyto=908',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0