INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b0047487c55ac1ff6ce10139c9277bf798abb6455106c985c53eba2d543b641', 
    'MLDdU3xmTgoEC06UaElATmjxt53w8sC3osBmZ0wq5SU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)