"Thu, 27 Jun 2024 15:34:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
15:34:12
General datetime
2024-06-27 15:34:12Z
For Database
2024-06-27 15:34:12
For HTTP1.1
Thu, 27 Jun 2024 15:34:12 GMT