INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81d82a411815a35c74cb9b725156d0be141eeddb38d54012297ea5f82c0982f5', 
    '7z0FDhz2IAwbwhk0ocpfOUzuVEyUlm6nquRIJcAD2NM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)