phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '28cf57f8b4194cab8a7cdf57c1cd5908' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('28cf57f8b4194cab8a7cdf57c1cd5908', -1, 1714314753, 1714314753, '031677fb', 15, 0, 0)

Line : 187
File : sessions.php