INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b307ce5474ffffb5b23f8ac5930c40a178c06b11eb4e75b0b09eb04b3c4a270e', 
    'OMz5roXlt6KAfXkB/OtXHxizfgBcKsr0gQscU62ayFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)