"Sat, 11 May 2024 10:59:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240511
Only TIME
10:59:31
General datetime
2024-05-11 10:59:31Z
For Database
2024-05-11 10:59:31
For HTTP1.1
Sat, 11 May 2024 10:59:31 GMT