INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a878b744c4ad352f2899d2f481c91962fc258548c1bbe9400a338769daf7b7a8', 
    '+L5zEl9VdTWbShXCOv7NV9TrVGmGY+nhin2sndowbRw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)