INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '322bc43e95edddff1ec6fc2ad237b7f237910901177b32eab7a5abe30d7dded5', 
    'MV9cdQTLCto+VPVw19UyQc2/8NRSa3B5ByIG+hyP+vc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)