"Wed, 29 May 2024 18:23:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
18:23:01
General datetime
2024-05-29 18:23:01Z
For Database
2024-05-29 18:23:01
For HTTP1.1
Wed, 29 May 2024 18:23:01 GMT