INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b3f4f0ea3039a8592e80d1080ee4d2b96657d7e00dfba863c1e192104bd0fd2', 
    'nU18KfsQmd4h335vb+kkq0+JONiKqsF7UEyu6BjoQHk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)