INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '021b790605417119e3b5a20d48ceb145b7a80be93b5bb0323dbde1cc45af2d24', 
    'njsV7e4hR6bjAtIpoW5sRWcu9vD7sLIdOJ4AJcYXzGk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)