INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c66294e723169564b7cefa4664b40fe5d1c0fa6f6e2b194b8993e815970eac7a', 
    'by2mfs6y2XJ2WjhLZqhxEk8Twfo/w0RMHVXMdauxbtg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)