"Sat, 17 Aug 2024 06:49:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
06:49:54
General datetime
2024-08-17 06:49:54Z
For Database
2024-08-17 06:49:54
For HTTP1.1
Sat, 17 Aug 2024 06:49:54 GMT