phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '3687b55579f5052a0984db311d4d600f' 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 ('3687b55579f5052a0984db311d4d600f', -1, 1714239696, 1714239696, '12bc3ddf', -6, 0, 0)

Line : 187
File : sessions.php