"Wed, 29 May 2024 19:35:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
19:35:45
General datetime
2024-05-29 19:35:45Z
For Database
2024-05-29 19:35:45
For HTTP1.1
Wed, 29 May 2024 19:35:45 GMT