"Fri, 23 Aug 2024 15:55:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240823
Only TIME
15:55:11
General datetime
2024-08-23 15:55:11Z
For Database
2024-08-23 15:55:11
For HTTP1.1
Fri, 23 Aug 2024 15:55:11 GMT