INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b646b704e032de9ecf198af430fd4686ae883ca4d8b15e4b202bb51e456f760d', 
    '0u/0g+aKDyNDrPZRAojPoTRdPc84HxVbFkyqzAchELE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)