phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './bilyar_phpb1/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('2d00160edf333431fe36e0d1da3499e6', -1, 1398009381, 1398009381, '36c4d772', 0, 0, 0)

Line : 187
File : sessions.php