INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '139834856410bfc3df53be96bdbfd79c15e85e05a44079741f4989dee79ca0fc', 
    'AtSYzcEp+E+JgSvMB9CKgWU8MZ6oGkQaSzGzMWNpY2A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)