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`='28156a4e614cf87b92872f291e37ec5b',`time`=1711679445,`ip`=X'2cdef913',`location`='/ratethread.php?tid=610&rating=3&my_post_key=2860b07c4c393d0eda6af8fe6959de7b',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0