INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7dd09ce12330263b6f5eb52993e590aee73b6a41fb821a0a09d688997a5941af', 
    '6QYJVTKzcfxMe4ReK97QYb7ybHWtZrLcKjW8zXj0afg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)