INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5df6eb7ccd9426446bdcbfb7754bdeeefdf042ebf7d902e487df2e5f8421b8b2', 
    'n1mtwPmtkOYQ1/h2QgyIt7F3aUergevbzLS15hPXxOw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)