"Sat, 14 Sep 2024 15:27:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
15:27:44
General datetime
2024-09-14 15:27:44Z
For Database
2024-09-14 15:27:44
For HTTP1.1
Sat, 14 Sep 2024 15:27:44 GMT