phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f929a2f3f402c4e52b66d6e91ef11a6' 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 ('9f929a2f3f402c4e52b66d6e91ef11a6', -1, 1766523480, 1766523480, 'd849d89f', -2, 0, 0)

Line : 187
File : sessions.php