phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '99a9e919e1ab2e7ef7d502db2501ad16' 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 ('99a9e919e1ab2e7ef7d502db2501ad16', -1, 1767845949, 1767845949, 'd849d8de', 4, 0, 0)

Line : 187
File : sessions.php