phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5dfddd6a50c0a1ffe6d5f1c5b8952ee2' 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 ('5dfddd6a50c0a1ffe6d5f1c5b8952ee2', -1, 1714256976, 1714256976, '030ca14d', -10, 0, 0)

Line : 187
File : sessions.php