INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d818b39aa21fb5e798001ad2704d4bd2bd4343c127f0218a3a20769aef69c31', 
    'qmpI/rIhB6d6UXPJur6TEFXgH5MAa0l6T4jI4vwxkUg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)