phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c959e4e10d1f61bf45ff25ff747f140d' 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 ('c959e4e10d1f61bf45ff25ff747f140d', -1, 1765825840, 1765825840, 'd849d89e', -4, 0, 0)

Line : 187
File : sessions.php