INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8104538c01616b3fd953461101be6c7f2b5641f7c1a17daf28b8faf02d7518d', 
    'ErD2gwbjpt3IT5IWXPqs8zcvcjvb8tK6302qSZBLt1g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)