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 ('27e76f786d89bb8c4a546c277e580c25', -1, 1427711851, 1427711851, '36a3b50e', -4, 0, 0)

Line : 187
File : sessions.php