"Tue, 20 Aug 2024 06:15:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240820
Only TIME
06:15:57
General datetime
2024-08-20 06:15:57Z
For Database
2024-08-20 06:15:57
For HTTP1.1
Tue, 20 Aug 2024 06:15:57 GMT