INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6c011015b703d7cd9cbe7599a5b09d147119e1e337f460684d72e3e35659684', 
    'd3B0ErCCMCtYr9MrnuwAOwDH3s8S8fvg1e3vvhSIyb4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)