phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71cca106d8fccfb5a2c21cb213dd8347' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('71cca106d8fccfb5a2c21cb213dd8347', -1, 1752111123, 1752111123, 'd849d87d', -9, 0)

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