INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300ca65318479df9563318dacd6c745db935b147146757406c6a3a8f37a49e21', 
    '8/xZsY+uL9pJYWv9ljLpa0Pc2TZiA1An00xOoppq2tw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)