INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21dc0af0fb4fe5f20c70de39d194ea9fcdf86a25623e1d372f7bc3cc94751665', 
    '7rB/9G8x0GZUerUXKaPw9UMf9zYXesVwJs+GwCbQjqk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)