phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1512a5a9646e0bf7142466d0a0beca09' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1512a5a9646e0bf7142466d0a0beca09', -1, 1716400694, 1716400694, '340eaf94', 0, 0, 0)

Line : 284
File : sessions.php