INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a8bab82b6cd6afcfe0172e617cf6f222222444a388045ed7fb765d978e4648', 
    'ewl8aPFQIP6kEd0OZtjWP3mKinERmqzkaahielkCAKw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)