"Thu, 23 May 2024 19:57:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240523
Only TIME
19:57:12
General datetime
2024-05-23 19:57:12Z
For Database
2024-05-23 19:57:12
For HTTP1.1
Thu, 23 May 2024 19:57:12 GMT