INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '35853991ddb8f5a2bcedcb51b65c4a01ac9a3def96c2310957a157c51e40550a', 
    'ru/4fsWDKN7JQqdTe5gOhdGWqZAHrNdjhUe3qVFMEj0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)