INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '84db596d53202799f7fbf7edefd8c399198fd455afbce04ed7aec06251498de7', 
    'b66aI3Vs3llVC+lH7xCsXrtZ44hQshoK6fdHK4qt0Dg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)