I lost my private key
The private key is generated at the same time as the CSR. If you lose it, you'll need to generate a new CSR (and therefore a new private key) and then regenerate the TLS certificate.
Regenerate an SSL certificate
The private key is generated at the same time as the CSR. If you lose it, you'll need to generate a new CSR (and therefore a new private key) and then regenerate the TLS certificate.
Regenerate an SSL certificate