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`='2a659f20787f02a50ea9138f3761dc6e',`time`=1711696520,`ip`=X'2cc8b665',`location`='/showthread.php?tid=329&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=329,`nopermission`=0