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`='1b8a0916262eb5e7da4e5ab2d30c50a7',`time`=1711648965,`ip`=X'22c91022',`location`='/showthread.php?tid=617&action=lastpost',`useragent`='claudebot',`location1`=29,`location2`=617,`nopermission`=0