INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b0e939133cfb78c6831cdba4907b7a4f72dbdea32ee399d6a037ee9d402ecda', 
    'N8B7qzIwTDEh48GQQ6FdWoNnWBPXtuNtLRl8ui4vAlE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)