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`='d97cdaa20ff20947b1e1282f52757659',`time`=1711660543,`ip`=X'12e85811',`location`='/showthread.php?tid=341',`useragent`='claudebot',`location1`=5,`location2`=341,`nopermission`=0