INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '393e15648cfe5ab18c9e650957e5eddf038c90c7696e6374f47c85742e643017', 
    'IRlyxMeRBATwysH6IGM+ZggwiTHgHgfWtAYt5gqJQc0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)