INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50494d9ea6b21e6df80aec4fb1fbadb15997831e29707439959e43abc8d9b35b', 
    'ekfa/fWhUZspa9qn/6QZQ3AXtXcuE1vXfgWvh6K4tmg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)