phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2b9fb86419c3bdea103e8ed44f1ec964' 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 ('2b9fb86419c3bdea103e8ed44f1ec964', -1, 1715771963, 1715771963, '0389ada8', -8, 0, 0)

Line : 187
File : sessions.php