phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './oasisadv_wrdp1/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 ('ad1ad1592dd9b99a41f484dffe83a8c4', -1, 1411054825, 1411054825, '36a70b10', -9, 0, 0)

Line : 189
File : sessions.php