phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8dfefeee4add6a6f70d9ec0c56d665df' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8dfefeee4add6a6f70d9ec0c56d665df', -1, 1761034151, 1761034151, 'd849d80b', -9, 0, 0)

Line : 187
File : sessions.php