INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5c3a6777dbe2f7d8bb050e32260eaed4a58d64f5048325fcc6a792d04c31c27e', 
    'c6yoWQPArLY6G1udIaWG2iKnkVQgc2jJ1TtVyInuveM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)