Repairing database tables (without phpMyAdmin)

[ExCLuSiVe]

MyBB SQL Error
MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './adincel_ingilizcepratiknetmybb/mybb_sessions' is marked as crashed and should be repaired
Query:
DELETE FROM mybb_sessions WHERE ip='169.241.28.73' LIMIT 1


How can i fix this ?