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`='80e6e9a3b18d22c609d1b4724d6986c8',`time`=1711630437,`ip`=X'03ebf9db',`location`='/showthread.php?tid=43&action=newpost',`useragent`='claudebot',`location1`=29,`location2`=43,`nopermission`=0