"Thu, 15 Aug 2024 23:27:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
23:27:19
General datetime
2024-08-15 23:27:19Z
For Database
2024-08-15 23:27:19
For HTTP1.1
Thu, 15 Aug 2024 23:27:19 GMT