INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '19dcd4e46ff19742276e4fd563a51b6b224b02e1f226e1552e44efa8c7b3fea2', 
    'EwDh7jGog4TJQOy6rebo9FQiEQm663JISXUer55KAQ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)