"Wed, 15 May 2024 13:18:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240515
Only TIME
13:18:58
General datetime
2024-05-15 13:18:58Z
For Database
2024-05-15 13:18:58
For HTTP1.1
Wed, 15 May 2024 13:18:58 GMT