"Thu, 23 May 2024 12:35:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240523
Only TIME
12:35:36
General datetime
2024-05-23 12:35:36Z
For Database
2024-05-23 12:35:36
For HTTP1.1
Thu, 23 May 2024 12:35:36 GMT