phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c1d97e17fb17a90de9db20e8cbad085f' 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 ('c1d97e17fb17a90de9db20e8cbad085f', -1, 1715256520, 1715256520, '031664b4', -1, 0, 0)

Line : 187
File : sessions.php