phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81be597b6501d8dbd4cfd07cd9c91b5f' 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 ('81be597b6501d8dbd4cfd07cd9c91b5f', -1, 1767277093, 1767277093, 'd849d8a2', 1, 0, 0)

Line : 187
File : sessions.php