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`='6976759ee1cd170d111c5007e4972b46',`time`=1711679329,`ip`=X'36d0eea0',`location`='/showthread.php?tid=214&action=newpost',`useragent`='claudebot',`location1`=9,`location2`=214,`nopermission`=0