INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7494d3dffad96fc4081c93e415c0b10d024080bfe363032b6ca23ac87a74f92c', 
    'suwbjM3swgUd5VtyOrL8Udzo0VE9DE1akdZ91VBNGyY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)