phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8ff9bc37987fd05b8cb837b276818c64' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8ff9bc37987fd05b8cb837b276818c64', -1, 1715038604, 1715038604, '0390bdb1', -4, 0, 0)

Line : 187
File : sessions.php