"Sat, 29 Jun 2024 23:50:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240629
Only TIME
23:50:18
General datetime
2024-06-29 23:50:18Z
For Database
2024-06-29 23:50:18
For HTTP1.1
Sat, 29 Jun 2024 23:50:18 GMT