INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28cecfaaa73846da4e6c5f32309b942376eedb55cf511b8c63da244e8a9387ce', 
    'U9MW3ITz4pZG9gonvtwREponZcbDrVb79+L5Kh2daEY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)