"Sat, 29 Jun 2024 16:16:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
16:16:52
General datetime
2024-06-29 16:16:52Z
For Database
2024-06-29 16:16:52
For HTTP1.1
Sat, 29 Jun 2024 16:16:52 GMT