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`='da5d4e53e947b44367190f0c44ad6acd',`time`=1711617623,`ip`=X'36c625fa',`location`='/showthread.php?tid=590&action=lastpost',`useragent`='claudebot',`location1`=29,`location2`=590,`nopermission`=0