phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './fishtalk/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 ('b239d89c63851425a35d8e575dbad7cb', -1, 1412113963, 1412113963, '32132051', -1, 0, 0)

Line : 189
File : sessions.php