"Thu, 27 Jun 2024 18:36:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
18:36:08
General datetime
2024-06-27 18:36:08Z
For Database
2024-06-27 18:36:08
For HTTP1.1
Thu, 27 Jun 2024 18:36:08 GMT