"Fri, 27 Sep 2024 18:40:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240927
Only TIME
18:40:36
General datetime
2024-09-27 18:40:36Z
For Database
2024-09-27 18:40:36
For HTTP1.1
Fri, 27 Sep 2024 18:40:36 GMT