phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '639e9e9e22ad4ded852171ff31864c12' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('639e9e9e22ad4ded852171ff31864c12', -1, 1713565896, 1713565896, '0311064b', -4, 0, 0)

Line : 187
File : sessions.php