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 ('0c98e7082ace3183c7a45d57ecfdb606', -1, 1398408357, 1398408357, '17174339', -1, 0, 0)

Line : 189
File : sessions.php