INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f7b2e947613349b5ae751e65db08ef1b3a1b4db0ff04d36a3e4a712af564b2c', 
    'dH+x+OKzkqXRHpUHu0i3eSzMv2UDd5ecHRvvkra+xvY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)