"Wed, 29 May 2024 14:38:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240529
Only TIME
14:38:04
General datetime
2024-05-29 14:38:04Z
For Database
2024-05-29 14:38:04
For HTTP1.1
Wed, 29 May 2024 14:38:04 GMT