INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a4c6a9430ce193394160394ba0a822377d87ec508e7e4e716efc729fe78ddd5', 
    'Kd5QU+/yzvc3gOYvGpqZ2IxBCoG4TgCpE8FZJraU0s4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)