INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b519827c62fd8dbf973d4c75f0e2438e19bd5275329b2ef3e2379b106f9bc3f', 
    'Zqte7Gk97rnZofmyCq4WnwFbphiRnCVyO0KavR7ROXA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)