phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 144 Table './rominformatik/phpbb_sessions' is marked as crashed and last (automatic?) repair failed

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('3b3d5756c4e61b6757c72b0787e7fcee', -1, 1754783507, 1754783507, 'd849d8ac', 0, 0, 0)

Line : 187
File : sessions.php