phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a2f6949ea77540a5665acacffe19bab7' 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 ('a2f6949ea77540a5665acacffe19bab7', -1, 1740793345, 1740793345, '0aff0001', 2, 0, 0)

Line : 199
File : sessions.php