"Thu, 27 Jun 2024 20:00:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
20:00:45
General datetime
2024-06-27 20:00:45Z
For Database
2024-06-27 20:00:45
For HTTP1.1
Thu, 27 Jun 2024 20:00:45 GMT