phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './pabucksc_deerforum/phpbb_1sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_1sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('247bdd20cd8daf9f409c654eb5fc548d', -1, 1416743401, 1416743401, '365a2ee3', 11, 0, 0)

Line : 287
File : sessions.php