phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '84ac3c0e2558de688f1a9db5638d0934' 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 ('84ac3c0e2558de688f1a9db5638d0934', -1, 1715121836, 1715121836, 'c0a80201', 2, 0, 0)

Line : 187
File : sessions.php