INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a0a50eebcaa9fdf894e801bd2971086de328248d5e8c07cb735af899c5abc7b', 
    'U+0oVmMehvtTyh1ehPA10k3WCK4kv3mlbHwWtr1U7NA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)