phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81c160ff8a2caa41fc55786ccb4a3b4b' 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 ('81c160ff8a2caa41fc55786ccb4a3b4b', -1, 1722056969, 1722056969, '03911300', -1, 0, 0)

Line : 187
File : sessions.php