INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6f19787f90b3521398c1977a2b3af4b26ae993e4a0f4da640e8eeea6ae999fe', 
    '8b6Vj0+WZLc0v7W7hB8OdQy3pruwnO8tfvxKNcnCVE0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)