INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39eb3588f7b8b6ec4bac7849d860bab188324e49f9c1d5fd4af8d612f9839287', 
    'b3C2Zo4HgvcACIL019pfSHSPtIjRZIlbYtfVn0XF1jQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)