"Sat, 14 Sep 2024 17:44:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
17:44:13
General datetime
2024-09-14 17:44:13Z
For Database
2024-09-14 17:44:13
For HTTP1.1
Sat, 14 Sep 2024 17:44:13 GMT