phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c6a978bf730a8154b057d09d98affe06' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('c6a978bf730a8154b057d09d98affe06', -1, 1750272343, 1750272343, 'd849d838', -9, 0)

Line : 180
File : /www/includes/sessions.php