INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e4480deaf4818f72c5e933f2e8e698d4efd34b91162e16507cfde6c56ffc79', 
    'O8WkgMyxZcG13/25FpKdxT9QcjrRsZ59s7zaC8BT8RE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)