phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '3ff1e4bed3d8bc1a9881955704086971' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('3ff1e4bed3d8bc1a9881955704086971', -1, 1715348821, 1715348821, '12dd9a97', -8, 0, 0)

Line : 187
File : sessions.php