INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e68b5a30e6d5f0412621fab5a4011990ba623d67a70e4978ae05ecee3961553d', 
    '69KS4gpDoGGst7X/myWgYLFu5m7QU/vQTsbACdrBX94=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)