"Wed, 12 Jun 2024 22:18:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240612
Only TIME
22:18:21
General datetime
2024-06-12 22:18:21Z
For Database
2024-06-12 22:18:21
For HTTP1.1
Wed, 12 Jun 2024 22:18:21 GMT