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 ('fdd95e90c5e144c749d24fb4fc2257be', -1, 1766296217, 1766296217, 'd849d87c', 29, 0, 0)

Line : 187
File : sessions.php