INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '388f2a3a1c8697ad03f32f204a30f6d9331b3616409fe97d6b33963502f9a574', 
    'eKgKabKThQC7bZUrm6MtKSvTEAjpqiiW6PgbnEhYnUw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)