phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b6c90236a48b48bbfc4e4230a7429df' 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 ('9b6c90236a48b48bbfc4e4230a7429df', -1, 1714647997, 1714647997, 'c0a80201', 31, 0, 0)

Line : 187
File : sessions.php