phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './oube/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 ('f2e28b77ddae337eb0c05379bcbc6de6', -1, 1422490209, 1422490209, '3693fa21', -16, 0, 0)

Line : 187
File : sessions.php