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`='9f92c3bd5e6b70c55e18d4cc81dac5ab',`time`=1711669046,`ip`=X'0353575e',`location`='/newreply.php?tid=397&replyto=2795',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0