"Fri, 23 Aug 2024 10:38:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240823
Only TIME
10:38:21
General datetime
2024-08-23 10:38:21Z
For Database
2024-08-23 10:38:21
For HTTP1.1
Fri, 23 Aug 2024 10:38:21 GMT