INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15bef16b7adf8a69f9a98d4fa5db7b1eb8b40c44a97565115484e9fb6a9db6b4', 
    'DbVc52vbajtVlZN1P3CdUOlu1405oU4gXlfpYpEM7PE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)