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`='4ab79b63fc28efda9ad287fd3cb2f5a5',`time`=1711690017,`ip`=X'03ef60e5',`location`='/showthread.php?tid=291&page=2',`useragent`='claudebot',`location1`=8,`location2`=291,`nopermission`=0