phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a3fc3d1589bc345001726a12b9407cca' 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 ('a3fc3d1589bc345001726a12b9407cca', -1, 1763307680, 1763307680, '126109a8', 5, 0, 0)

Line : 187
File : sessions.php