INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ed62f4d186eba787bc12b041b7b2d55b031917d861383e3c4eecb72c5d6c15', 
    'Gt4gnzQr7usqOV9iafkXeOKAbC9xn2wpOPsZc5d6rwI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)