"Wed, 12 Jun 2024 15:50:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240612
Only TIME
15:50:18
General datetime
2024-06-12 15:50:18Z
For Database
2024-06-12 15:50:18
For HTTP1.1
Wed, 12 Jun 2024 15:50:18 GMT