phpBB : Erreur Critique

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dc4e579452bbfd0e6794fe1eff0b4842' 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 ('dc4e579452bbfd0e6794fe1eff0b4842', -1, 1762903066, 1762903066, '12610e51', 3, 0, 0)

Line : 187
File : sessions.php