INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '257c3c106d557ebd48f9d6c02d1519274d858b7964be2bb8871a3777828907af', 
    'zS0L0+Oionbj8v002GfyH1m9wdDt6ZB+JBEd3SQZQxI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)