"Wed, 29 May 2024 20:14:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
20:14:40
General datetime
2024-05-29 20:14:40Z
For Database
2024-05-29 20:14:40
For HTTP1.1
Wed, 29 May 2024 20:14:40 GMT