"Sat, 07 Sep 2024 21:40:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240907
Only TIME
21:40:12
General datetime
2024-09-07 21:40:12Z
For Database
2024-09-07 21:40:12
For HTTP1.1
Sat, 07 Sep 2024 21:40:12 GMT