INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e87d8c8a0c4794e7b561b797c6831e1b360a72e47825004d94429005637800b4', 
    '5Cx2JaL2V7NReKe8buJhtw4a7IEicei7NHqk4mumzlI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)