phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0add7a4898bdf0e943492dd603dca2a4' 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 ('0add7a4898bdf0e943492dd603dca2a4', -1, 1770856356, 1770856356, '126109ae', 0, 0, 0)

Line : 187
File : sessions.php