INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2ebe536476e1487996907efeaeaba2805f8cad2c15fee26f132c71fe744fa929', 
    '6kNC4nRQPDW63J6naZwIi6QGAlwLOLzZJidh5cjiTvY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)