phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81b55b934174f8c62fe318a50ace0c9f' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('81b55b934174f8c62fe318a50ace0c9f', -1, 1715098297, 1715098297, '0390cddf', -6, 0, 0)

Line : 187
File : sessions.php