INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6839aec75451e3dd26a1422c768cc0510bfe59061f77cc0cd67cf3bd47211d8e', 
    '+CLDWAEYJjKpIRJ8szt4HsWN2yNUkCbF1cxOMfekKvs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)