INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5e20d9f0c1dc42b39da449b9005ef559ee30115688dcff9369d3afd5fb804f37', 
    'DklbUBtgsn1U0gMH5ZmNmDOA1M1HxDOWN515a7ZVeEM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)