INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ee8e87fb1820a3918c3cf41a07bed03dcd941e7fb4d41a9b570025ebcc95cda5', 
    'b6EuFUp9rBbUQSvA54XEFacLBFvsJR9BmwAPD+M+HaE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)