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`='08fbbaea39f8315f600794bf8edfcb66',`time`=1711657636,`ip`=X'36c540cf',`location`='/newreply.php?tid=464&replyto=4101',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0