INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '271a519ace9e411ab543271447fe649a350a365f8280776528eecf86590cd6f3', 
    'k1bC7Nc4C7lu0wxgAM8JGFsQ8s6az6VNgNv1YR8QshA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)