Write a function code for insert data in Queue

void insert(){
	 int val;
	 if(rear == SIZE-1){
	   printf("Overflow");
	 }
	 else{
	   printf("Enter data:");
	   scanf("%d",&val);
	   if(front == -1){
		 front=0;
		 rear=0;
	   }
	   else{
		rear=rear+1;
	   }
	   Queue[rear]=val;
	 }
}