phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1d9dc6fd41a5237e751286163b4cd97' 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 ('a1d9dc6fd41a5237e751286163b4cd97', -1, 1714368533, 1714368533, '340ef0b2', -9, 0, 0)

Line : 187
File : sessions.php