phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a8a9c80400b72b22f36b5bbec4cd6914' 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, priv_session_id) VALUES ('a8a9c80400b72b22f36b5bbec4cd6914', -1, 1711724655, 1711724655, 'ac468699', -11, 0, 0, '296af3d5f8d8abcfb13acc424fae1b27')

Line : 187
File : sessions.php