"Thu, 23 May 2024 16:09:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240523
Only TIME
16:09:18
General datetime
2024-05-23 16:09:18Z
For Database
2024-05-23 16:09:18
For HTTP1.1
Thu, 23 May 2024 16:09:18 GMT