phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81f1c20def97676a8c948b8d99928572' 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 ('81f1c20def97676a8c948b8d99928572', -1, 1711621706, 1711621706, '36c41bab', -2, 0, 0)

Line : 187
File : sessions.php