INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '35696d2abea6a0113bf5b0d0876db56194c6facdc450634e4a97467e0fb0499d', 
    'P/8jTlXoDAWnzFk96icBejo8GZY/6qgcH1fOO8Q2SJM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)