"Wed, 18 Sep 2024 17:19:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
17:19:19
General datetime
2024-09-18 17:19:19Z
For Database
2024-09-18 17:19:19
For HTTP1.1
Wed, 18 Sep 2024 17:19:19 GMT