INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1421d5736c0d1918bc731de720e4505f69943302afcab5b51333739778b8a8b7', 
    'a3khE70G/wsTgO3gNLJobNNolO8S+mxCu7WFY6oNmQo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)