(node:19852) UnhandledPromiseRejectionWarning: TypeError: premKey.findOne is not a function
    at callback (C:\Users\georg\Desktop\Coconut\commands\premium\premium.js:33:13)
    at Client.<anonymous> (C:\Users\georg\Desktop\Coconut\commands\command-base.js:157:9)
    at Client.emit (events.js:327:22)
    at MessageCreateAction.handle (C:\Users\georg\Desktop\Coconut\node_modules\discord.js\src\client\actions\MessageCreate.js:31:14)
    at Object.module.exports [as MESSAGE_CREATE] (C:\Users\georg\Desktop\Coconut\node_modules\discord.js\src\client\websocket\handlers\MESSAGE_CREATE.js:4:32)
    at WebSocketManager.handlePacket (C:\Users\georg\Desktop\Coconut\node_modules\discord.js\src\client\websocket\WebSocketManager.js:384:31)
    at WebSocketShard.onPacket (C:\Users\georg\Desktop\Coconut\node_modules\discord.js\src\client\websocket\WebSocketShard.js:444:22)
    at WebSocketShard.onMessage (C:\Users\georg\Desktop\Coconut\node_modules\discord.js\src\client\websocket\WebSocketShard.js:301:10)
    at WebSocket.onMessage (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\event-target.js:132:16)
    at WebSocket.emit (events.js:315:20)
    at Receiver.receiverOnMessage (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\websocket.js:825:20)
    at Receiver.emit (events.js:315:20)
    at Receiver.dataMessage (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\receiver.js:437:14)
    at Receiver.getData (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\receiver.js:367:17)
    at Receiver.startLoop (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\receiver.js:143:22)
    at Receiver._write (C:\Users\georg\Desktop\Coconut\node_modules\ws\lib\receiver.js:78:10)
(node:19852) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag `--unhandled-rejections=strict` (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)
(node:19852) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.