INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '54538fb7714dd89ed7289a7c4c88614c4d89c99e0a2ee4cf0510afc3d4732d56', 
    'QQ7CFSyzWUMRBCQylLzDzCh79f5C38IKUk0YJXrTH5E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)