phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mopo_phpbb1/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 ('a9e0e75c5cab7ce0998b3591460c8750', -1, 1410902790, 1410902790, '3652d3ed', -4, 0, 0)

Line : 191
File : sessions.php