INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6308836329e9cde02388b245c9237eb15ff4aee60b3d8334ce761ef287002643', 
    'qZRUtn6mU5z2vVPUY4UrCDKKVn5x1ZVynGXMVnPUZ/0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)