INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f2914af2b71672481880f111c8ae4cb011ff4567354b1043def44fc3588ed1b5', 
    'TmNYFNn6C0HDwkotP6f0Q1RWr+GkHAELrLYhZ8uGe0w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)