INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '89071ae7e1b1783a421e9997827feea886b1f100e3d18bbe87274818236e8882', 
    'Yz3qZnTwZ0kZJS8Q9HWfbBsZ2Gcj4uMxgJhyJ0kQcl0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)