"Thu, 19 Sep 2024 18:39:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240919
Only TIME
18:39:19
General datetime
2024-09-19 18:39:19Z
For Database
2024-09-19 18:39:19
For HTTP1.1
Thu, 19 Sep 2024 18:39:19 GMT