"Fri, 28 Jun 2024 13:38:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
13:38:55
General datetime
2024-06-28 13:38:55Z
For Database
2024-06-28 13:38:55
For HTTP1.1
Fri, 28 Jun 2024 13:38:55 GMT