INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16fa2ff2018a38390c032146aa0b34d1b5f8b323e58d97ae137c1bb1482019b6', 
    'P6vQPpqnTamsYhRix8yKQ+wtFkc1YXZzVa8XXNJ/b1c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)