phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6c54015e6613d4d126fc25ce9dc5ddb1' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('6c54015e6613d4d126fc25ce9dc5ddb1', -1, 1768260550, 1768260550, 'd849d8a4', -9, 0)

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