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`='6637cd67d3c1adf5e65a94def55bef6e',`time`=1711671248,`ip`=X'12e8a96e',`location`='/showthread.php?tid=201&action=lastpost',`useragent`='claudebot',`location1`=9,`location2`=201,`nopermission`=0