"Thu, 16 May 2024 18:43:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240516
Only TIME
18:43:03
General datetime
2024-05-16 18:43:03Z
For Database
2024-05-16 18:43:03
For HTTP1.1
Thu, 16 May 2024 18:43:03 GMT