"Wed, 12 Jun 2024 23:20:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240612
Only TIME
23:20:38
General datetime
2024-06-12 23:20:38Z
For Database
2024-06-12 23:20:38
For HTTP1.1
Wed, 12 Jun 2024 23:20:38 GMT