INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '037f5c8ed67f80d5aca7c950a5e17aa1dda6554cbec128a5027fc35b1b8b313f', 
    'xyj8dTXcZN5GA6vSctCKGDSjjpX275Qs4EwX729PxwY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)