phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1c21d1a4493cb852e347df234eddb0dd' 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 ('1c21d1a4493cb852e347df234eddb0dd', -1, 1714780210, 1714780210, '0d3b09ec', -4, 0, 0)

Line : 187
File : sessions.php