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 ('ad5fcb2ec66d850bcc00a7a44e16f8b6', -1, 1435926070, 1435926070, '36c40765', -9, 0, 0)

Line : 189
File : sessions.php