phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8ddf63c80357af86d961feddab77b1ac' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8ddf63c80357af86d961feddab77b1ac', -1, 1731893815, 1731893815, '0aff0001', 126, 0, 0)

Line : 199
File : sessions.php