"Wed, 18 Sep 2024 04:21:41"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
04:21:41
General datetime
2024-09-18 04:21:41Z
For Database
2024-09-18 04:21:41
For HTTP1.1
Wed, 18 Sep 2024 04:21:41 GMT