INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b1e805569757e9f9c25aa457e7706537f925380ffe875e8b776a06318c38588', 
    '+w6+hs89yXEY0DWAv4oHwkWm2FlEaKnRMGj0nY9Ubak=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)