INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '590473a7151b19baa1c3f30fc2531efc7558c86b57944c249aca49659d1909a0', 
    'KT+LUcjcq3HroOfIDH+zrXLvKCnT0f1C9MJ3PHgRGWE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)