"Wed, 29 May 2024 20:20:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
20:20:30
General datetime
2024-05-29 20:20:30Z
For Database
2024-05-29 20:20:30
For HTTP1.1
Wed, 29 May 2024 20:20:30 GMT