INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '57cbf40a15876110c75aa92e16ffaa946b76086efd4c4e1e01b1f6040487ab52', 
    'HH6IEHVXaxLH6svdTjR3NB3p/G0xcyrvnrrZr7tSoWc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)