INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0b520503c5e789583d15794f2d137fe48259116a235c47ddc88fd7b63796a718', 
    'RszWqzhtZd7q4X2R66HVKqUOKRZktIHyoXOgUtj82rg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)