INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300db2c4f94bee275832645bf43d4292a5104e4a7e1f5a313c4a1ebe0809ed47', 
    'yeH2LJ/1VCqFBPho8oQVd7AxIGkwRqHTVqJ1b8DWcY0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)