phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5a975b61a8d4a0b8c0b5bbbdb79aa03b' 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 ('5a975b61a8d4a0b8c0b5bbbdb79aa03b', -1, 1757817959, 1757817959, 'd849d87c', -2, 0, 0)

Line : 187
File : sessions.php