INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '508f8ecbc0859ab98c0c0c6f45d4b57984170b698da93397a6bd502840b11e8e', 
    'a4fZJdOhzUjlYsfc52OjUjNhPb+yyLELDVCrFc1kPPw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)