INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3b3d21fd17697fbc22026b0b0e890649a83a237fd5fb43995ee3f40feb3ab2f', 
    'djCZyek7X8iRHNlmVYTgYJb98mqBkX0vQjgh9DsUEjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)