INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e7f3923c49830801444705fbeddd86f656d0a9162d679e23a606556a654c47', 
    'zrU0soIzBYk3q6VX6nWK2Blf7EEocVInkS4hGd4/iZU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)