phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c6511fe7eb11db2cac49e2f7346b4844' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('c6511fe7eb11db2cac49e2f7346b4844', -1, 1755361786, 1755361786, 'd849d88f', -9, 0)

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