INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0dd6af7a1443e5addc9658c8f8e2d4692dc04604a5b324e08c613e99f838a2e5', 
    'FGT5tCjDnRm8izgGbkV0PB8GdFySPurmEW52ZXaFUEY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)