phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cf8814d5488a1d6d55b6add568dd967d' 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 ('cf8814d5488a1d6d55b6add568dd967d', -1, 1715764343, 1715764343, '12e15fd8', -4, 0, 0)

Line : 187
File : sessions.php