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 ('cf8b2bfda4cb5c865b18bbe8a2c62a21', -1, 1414053536, 1414053536, '36d3dbb2', -1883, 0, 0)

Line : 191
File : sessions.php