INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7c3e15f5845a1f16b9d2b02fce7c2c401fa74ae2c74fbe51c8e5cea69035d4a6', 
    'WKgXvv2jAjHNULeAoftvQCpGJDG075XrndQZe0Al7vA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)