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`='e88d4f81c34f3fb78919d8ac9e3aca59',`time`=1711689856,`ip`=X'03efd048',`location`='/showthread.php?tid=268&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=268,`nopermission`=0