phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './soocool2_db/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 ('de237c0953f1fb3fc3b0b76e2fd4d8f1', -1, 1422246116, 1422246116, '3691f333', 2, 0, 0)

Line : 187
File : sessions.php