phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './forumradionet/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 ('7ec4dbf86340f75826c1c9a639bf13cc', -1, 1410941681, 1410941681, '3659e951', 7, 0, 0)

Line : 187
File : sessions.php