INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '304c3340a2c4db3ebfec76d6653794d3a9054f985622c3c8eb9e718cfb04ff68', 
    'yTd0wAhbUcCSwjIpO1qZ0jLtu2r9THpS7dhcr7HgCbY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)