INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '568439690a43683f7a71a81fc9b5d08b40ea47198037255fd7f2f75bdff40bf4', 
    'ee9MXHAN+nfqOVOW9bqvufzMnxgNWQcnWmEWUE5dOlw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)