INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b59bba447917153d26edc99bbea6c6beecd596e60d699086433afb4e327e0d1', 
    'u3KEsEGBGffeVOUpx8FLt4A4SfkmyNDzLN42HIIGmZo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)