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 ('53f5c3e11cd234eeb8b479a5e334cf95', -1, 1409703936, 1409703936, '36ede490', 3, 0, 0)

Line : 187
File : sessions.php