phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './divx4arab/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 ('bf07781f6b3d1c950e06fdecc5ff0d1c', -1, 1398063899, 1398063899, '321041a8', 8, 0, 0)

Line : 187
File : sessions.php