INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a68b969cec496f8817e3d1aa07b2490422e107e97985fe3165a80edff62ccb19', 
    'QKLzEiP4a5GE3KXpXz999ukVKmb8nPladORO6zixqRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)