INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8df8384e0320a109966065943b2f3b9808bfa4aef1f78b0e26e6791bf967de4', 
    'rKSD9ACc3dsAWr8HjIA51YWZpiaw6ZZyfzWGuOg0xK0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)