phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '31dfda1b6a00a3a2b408ab7549e506ff' 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 ('31dfda1b6a00a3a2b408ab7549e506ff', -1, 1739998340, 1739998340, '12bf8727', 0, 0, 0)

Line : 192
File : sessions.php