"Wed, 29 May 2024 20:19:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
20:19:36
General datetime
2024-05-29 20:19:36Z
For Database
2024-05-29 20:19:36
For HTTP1.1
Wed, 29 May 2024 20:19:36 GMT