"Sat, 25 May 2024 16:16:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240525
Only TIME
16:16:36
General datetime
2024-05-25 16:16:36Z
For Database
2024-05-25 16:16:36
For HTTP1.1
Sat, 25 May 2024 16:16:36 GMT