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`='de491a755f028786dc193466692e7115',`time`=1711697947,`ip`=X'32113f39',`location`='/showthread.php?tid=178',`useragent`='claudebot',`location1`=9,`location2`=178,`nopermission`=0