INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a3456413bffd8b7e164e1c38bba08021c881058e596edcc440dfdba196418db', 
    '5mji6ZfSUrSk2xAnZjoAZQF4RAlBkfCClEeuWfeVtPU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)