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 ('e43e581a1f18dc9a1e4c9f9f82435d1f', -1, 1422743779, 1422743779, '36a1c02b', 8, 0, 0)

Line : 187
File : sessions.php