"Wed, 22 May 2024 09:40:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240522
Only TIME
09:40:20
General datetime
2024-05-22 09:40:20Z
For Database
2024-05-22 09:40:20
For HTTP1.1
Wed, 22 May 2024 09:40:20 GMT