INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21534abd09ec25bd8a3783d194114b65f00c859769b32dcad26f3196ecd88e8d', 
    'z0uKCbFqkiKwX+rNCudKNaEBHIGI4T5EAy0Dcoep1RE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)