phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6c1fb6ba34bc0012fb4b1f622f8a43e3' 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 ('6c1fb6ba34bc0012fb4b1f622f8a43e3', -1, 1711612706, 1711612706, '03ee7205', -10, 0, 0)

Line : 187
File : sessions.php