INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6f8e4c55554f5271e047808e98f2e56fcbbb33ba39418fb81656e9174824c41', 
    'JHHFWJLMDR5CgR2mOqk1Bauuwy4M9h75d0k0QDai+IA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)