INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b1fd43756120749ed09af9790d2848714de358388dbe6a04c19b1b32640642', 
    'q8deYyJ/G+nhI4vcDTEWWt8OrG5fEwO88BTdAfmR7zk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)