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`='234bdc8424f3a369bcbe385f87f65e40',`time`=1711716099,`ip`=X'22e56e31',`location`='/showthread.php?tid=68',`useragent`='claudebot',`location1`=6,`location2`=68,`nopermission`=0