"Sat, 25 May 2024 22:20:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240525
Only TIME
22:20:20
General datetime
2024-05-25 22:20:20Z
For Database
2024-05-25 22:20:20
For HTTP1.1
Sat, 25 May 2024 22:20:20 GMT