phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4a8856d0252df0c4c0fabac3612f9fd4' 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 ('4a8856d0252df0c4c0fabac3612f9fd4', -1, 1714126777, 1714126777, '0381f7c4', 7, 0, 0)

Line : 187
File : sessions.php